Server-Side Request Forgery (SSRF) Affecting org.apache.solr:solr-core package, versions [,8.8.2)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    95.1% (100th percentile)

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  • Snyk ID SNYK-JAVA-ORGAPACHESOLR-1245056
  • published 13 Apr 2021
  • disclosed 13 Apr 2021
  • credit Caolinhong (Skay)

How to fix?

Upgrade org.apache.solr:solr-core to version 8.8.2 or higher.

Overview

org.apache.solr:solr-core is an open source enterprise search platform built on Apache Lucene

Affected versions of this package are vulnerable to Server-Side Request Forgery (SSRF). The ReplicationHandler (normally registered at /replication under a Solr core) has a masterUrl (also leaderUrl alias) parameter that is used to designate another ReplicationHandler on another Solr core to replicate index data into the local core. These parameters are not checked against a similar configuration it uses for the shards parameter.

CVSS Scores

version 3.1
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Snyk

Recommended
7.2 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
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NVD

9.8 critical
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Red Hat

8.1 high